2565770325 has 12 divisors (see below), whose sum is σ = 4242073728. Its totient is φ = 1368410800.

The previous prime is 2565770309. The next prime is 2565770341. The reversal of 2565770325 is 5230775652.

It is a happy number.

2565770325 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (2565770309) and next prime (2565770341).

It is not a de Polignac number, because 2565770325 - 2⁴ = 2565770309 is a prime.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 17105061 + ... + 17105210.

It is an arithmetic number, because the mean of its divisors is an integer number (353506144).

Almost surely, 2^2565770325 is an apocalyptic number.

2565770325 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2565770325 is a deficient number, since it is larger than the sum of its proper divisors (1676303403).

2565770325 is a wasteful number, since it uses less digits than its factorization.

2565770325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34210284 (or 34210279 counting only the distinct ones).

The product of its (nonzero) digits is 441000, while the sum is 42.

The square root of 2565770325 is about 50653.4334966545. The cubic root of 2565770325 is about 1369.0078107394.

The spelling of 2565770325 in words is "two billion, five hundred sixty-five million, seven hundred seventy thousand, three hundred twenty-five".